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<html><head><title>QAudio Class Reference</title><style>h3.fn,span.fn { margin-left: 1cm; text-indent: -1cm }
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</style></head><body><table border="0" cellpadding="0" cellspacing="0" width="100%"><tr /><td align="left" valign="top" width="32"><img align="left" border="0" height="32" src="images/rb-logo.png" width="32" /></td><td width="1">&#160;&#160;</td><td class="postheader" valign="center"><a href="index.html"><font color="#004faf">Home</font></a>&#160;&#183; <a href="classes.html"><font color="#004faf">All Classes</font></a>&#160;&#183; <a href="modules.html"><font color="#004faf">Modules</font></a></td></table><h1 align="center">QAudio Class Reference<br /><sup><sup>[<a href="qtmultimedia.html">QtMultimedia</a> module]</sup></sup></h1><p>The QAudio namespace contains enums used by the audio classes.
<a href="#details">More...</a></p>

<h3>Types</h3><ul><li><div class="fn" />enum <b><a href="qaudio.html#Error-enum">Error</a></b> { NoError, OpenError, IOError, UnderrunError, FatalError }</li><li><div class="fn" />enum <b><a href="qaudio.html#Mode-enum">Mode</a></b> { AudioInput, AudioOutput }</li><li><div class="fn" />enum <b><a href="qaudio.html#State-enum">State</a></b> { ActiveState, SuspendedState, StoppedState, IdleState }</li></ul><a name="details" /><hr /><h2>Detailed Description</h2><p>The QAudio namespace contains enums used by the audio
classes.</p>
<hr /><h2>Type Documentation</h2><h3 class="fn"><a name="Error-enum" />QAudio.Error</h3><table class="valuelist">
<tr class="odd" valign="top">
<th class="tblConst">Constant</th>
<th class="tblval">Value</th>
<th class="tbldscr">Description</th>
</tr>
<tr>
<td class="topAlign"><tt>QAudio.NoError</tt></td>
<td class="topAlign"><tt>0</tt></td>
<td class="topAlign">No errors have occurred</td>
</tr>
<tr>
<td class="topAlign"><tt>QAudio.OpenError</tt></td>
<td class="topAlign"><tt>1</tt></td>
<td class="topAlign">An error opening the audio device</td>
</tr>
<tr>
<td class="topAlign"><tt>QAudio.IOError</tt></td>
<td class="topAlign"><tt>2</tt></td>
<td class="topAlign">An error occurred during read/write of audio
device</td>
</tr>
<tr>
<td class="topAlign"><tt>QAudio.UnderrunError</tt></td>
<td class="topAlign"><tt>3</tt></td>
<td class="topAlign">Audio data is not being fed to the audio
device at a fast enough rate</td>
</tr>
<tr>
<td class="topAlign"><tt>QAudio.FatalError</tt></td>
<td class="topAlign"><tt>4</tt></td>
<td class="topAlign">A non-recoverable error has occurred, the
audio device is not usable at this time.</td>
</tr>
</table>


<h3 class="fn"><a name="Mode-enum" />QAudio.Mode</h3><table class="valuelist">
<tr class="odd" valign="top">
<th class="tblConst">Constant</th>
<th class="tblval">Value</th>
<th class="tbldscr">Description</th>
</tr>
<tr>
<td class="topAlign"><tt>QAudio.AudioOutput</tt></td>
<td class="topAlign"><tt>1</tt></td>
<td class="topAlign">audio output device</td>
</tr>
<tr>
<td class="topAlign"><tt>QAudio.AudioInput</tt></td>
<td class="topAlign"><tt>0</tt></td>
<td class="topAlign">audio input device</td>
</tr>
</table>


<h3 class="fn"><a name="State-enum" />QAudio.State</h3><table class="valuelist">
<tr class="odd" valign="top">
<th class="tblConst">Constant</th>
<th class="tblval">Value</th>
<th class="tbldscr">Description</th>
</tr>
<tr>
<td class="topAlign"><tt>QAudio.ActiveState</tt></td>
<td class="topAlign"><tt>0</tt></td>
<td class="topAlign">Audio data is being processed, this state is
set after start() is called and while audio data is available to be
processed.</td>
</tr>
<tr>
<td class="topAlign"><tt>QAudio.SuspendedState</tt></td>
<td class="topAlign"><tt>1</tt></td>
<td class="topAlign">The audio device is in a suspended state, this
state will only be entered after suspend() is called.</td>
</tr>
<tr>
<td class="topAlign"><tt>QAudio.StoppedState</tt></td>
<td class="topAlign"><tt>2</tt></td>
<td class="topAlign">The audio device is closed, not processing any
audio data</td>
</tr>
<tr>
<td class="topAlign"><tt>QAudio.IdleState</tt></td>
<td class="topAlign"><tt>3</tt></td>
<td class="topAlign">The <a href="qiodevice.html">QIODevice</a>
passed in has no data and audio system's buffer is empty, this
state is set after start() is called and while no audio data is
available to be processed.</td>
</tr>
</table>
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